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What is the Least Common Multiple of 87822 and 87839?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 87822 and 87839 is 453776274.

LCM(87822,87839) = 453776274

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Least Common Multiple of 87822 and 87839 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87822 and 87839, than apply into the LCM equation.

GCF(87822,87839) = 17
LCM(87822,87839) = ( 87822 × 87839) / 17
LCM(87822,87839) = 7714196658 / 17
LCM(87822,87839) = 453776274

Least Common Multiple (LCM) of 87822 and 87839 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87822 and 87839. First we will calculate the prime factors of 87822 and 87839.

Prime Factorization of 87822

Prime factors of 87822 are 2, 3, 7, 17, 41. Prime factorization of 87822 in exponential form is:

87822 = 21 × 32 × 71 × 171 × 411

Prime Factorization of 87839

Prime factors of 87839 are 17, 5167. Prime factorization of 87839 in exponential form is:

87839 = 171 × 51671

Now multiplying the highest exponent prime factors to calculate the LCM of 87822 and 87839.

LCM(87822,87839) = 21 × 32 × 71 × 171 × 411 × 51671
LCM(87822,87839) = 453776274